alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Mailbox Shutdown Phish M1 2016-05-16";
flow:from_client,established;
http.method;
content:"POST";
http.request_body;
content:"pass1="; depth:6; fast_pattern; nocase;
content:"&pass2="; nocase; distance:0;
content:"&email="; nocase; distance:0;
classtype:credential-theft;
sid:2032382; rev:4;
metadata:attack_target Client_Endpoint, created_at 2016_05_16, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)